added FileReceiver.reset

app/fileManager.js

@@ -173,6 +173,7 @@ export default function(state, emitter) {
       await fadeOut('download-progress');
       saveFile(f);
       state.storage.totalDownloads += 1;
+      state.transfer.reset();
       metrics.completedDownload({ size, time, speed });
       emitter.emit('pushState', '/completed');
     } catch (err) {
@@ -181,6 +182,7 @@ export default function(state, emitter) {
         return render();
       }
       console.error(err);
+      state.transfer = null;
       const location = err.message === 'notfound' ? '/404' : '/error';
       if (location === '/error') {
         state.raven.captureException(err);
@@ -188,7 +190,6 @@ export default function(state, emitter) {
       }
       emitter.emit('pushState', location);
     } finally {
-      state.transfer = null;
       openLinksInNewTab(links, false);
     }
   });

app/fileReceiver.js

@@ -11,11 +11,7 @@ export default class FileReceiver extends Nanobus {
       this.keychain.setPassword(fileInfo.password, fileInfo.url);
     }
     this.fileInfo = fileInfo;
-    this.fileDownload = null;
-    this.msg = 'fileSizeProgress';
-    this.state = 'initialized';
-    this.progress = [0, 1];
-    this.cancelled = false;
+    this.reset();
   }
 
   get progressRatio() {
@@ -36,6 +32,14 @@ export default class FileReceiver extends Nanobus {
     }
   }
 
+  reset() {
+    this.fileDownload = null;
+    this.msg = 'fileSizeProgress';
+    this.state = 'initialized';
+    this.progress = [0, 1];
+    this.cancelled = false;
+  }
+
   async getMetadata() {
     const meta = await metadata(this.fileInfo.id, this.keychain);
     if (meta) {